Questions and Answers

Windows Update Tab is Missing from Settings -> Update & Security On one of the user’s computers, I encountered a situation where the Windows Update section disappeared from the Settings…

In PowerShell scripts that prompt for a username and password, you sometimes have to validate the entered user credentials before performing any actions. If the user has entered an incorrect…

Windows 10 and 11 have a pre-installed virtual printer called Microsoft Print to PDF. A document or web page sent to this printer will be converted to a PDF file.…

An administrator can prevent users from changing their account password on Windows. It is possible to either hide the password change dialogue box or completely disable the ability to manually…

When connecting shared network folders via net use or the File Explorer GUI on Windows, there is sometimes some rather strange behavior. For example, you may receive the error:

By default, Windows requires all device drivers to be digitally signed. If a driver is not digitally signed or the signing certificate has been revoked, Windows will refuse to install…

On one of the computers, the Virus & Threat Protection tab disappeared from the Windows Defender settings. And when I tried to open the Windows Security app settings, I got…

This article shows how to find a process listening on a specific port in Linux.

ISO is a popular file format to store optic disk images having the ISO 9660 file system. Today the ISO format is typically used to distribute installation images of various…

In some cases, you may get an error when you try to mount an ISO image file in Windows: Couldn’t Mount File Sorry, there was a problem mounting the file